The Hill and Griffith Company
1085 Summer Street - Cincinnati, OH 45204
Connect with Hill and Griffith Foundry Casting, Concrete Casting, and DieCasting Supplies on Facebook
Connect with Hill and Griffith Foundry Casting, Concrete Casting, and DieCasting Supplies on Twitter
Hill and Griffith Foundry Casting, Concrete Casting, and DieCasting Supply Videos on Youtube
Connect with Hill and Griffith Foundry Casting, Concrete Casting, and DieCasting Supplies on Linkedin

CONTCOTE™ 257 Permanent Mold Coating

Large Metal Foundry and Die CastingPermanent Mold Coating for Diecasting Foundry

CONCOTE™ 257 is a dilutable permanent mold coating formulated with special refractories, binders, wettng agents, and preservatives. When dried CONCOTE™ 257 provides a thin continuous film between the surface of the die and the casting.CONCOTE™ 257 is an outstanding insulating coating for aluminum alloys.

Features:

  • Fair Surface Finish
  • Prevents Premature Die Failure
  • Good Visibility on Die
  • Anti-Weld Properties
  • Easily Applied
  • Excellent Insulation

Typical Product Data*

Solids:                          51.0%

Density (Lbs./Gal.):      12.2

Color:                           Brown to Tan

Refractories:                 Mica, Vermiculite, Talc, Aluminum Dioxide

*These values are not intended for use in preparing specifications. 

Dilution

CONCOTE™ 257 is supplied in concentrated form and can be diluted to any desired concentration depending on the application with water. Generally, the dilution starting pointing (Water to Coating by weight): 

Application                                    Dilution

Base Coat                                       1:2

Use Recommendations

CONCOTE™ 257 is a medium insulating coating providing fair surface finish for aluminum alloys. CONCOTE™ 257 is generally used as a riser coating and has shown excellent coating life. Any permanent mold coating should be mixed well before use and feezing avoided. For more application information see the Hill and Griffith general brochure on CONCOTE™ 200 products.

Contact us for product information or request bulletins and technical papers.

Download a PDF version of this page.

Die Casting News

NADCA

NADCA's Congress West Returns! Spotlights Die Casting Lubricant

Room Block Closes December 21 - Register Today! From the Dec 13, 2017 Newsletter:  NADCA is excited to announce the return of Die Casting Congress West on...
Read More

Application of die casting lubricant

Application of die casting lubricant

Proper die casting lubricant and its application ensure that parts eject easily and without defects. Also called mold release or die spray a precise amount of...
Read More

NADCA News: Die Casting Tooling Coatings & Congress West

NADCA News: Die Casting Tooling Coatings & Congress West

Video News Update: Coatings for Die Castings: Conventional Coating Processes From the November 29, 2017 Newsletter:  Video News Update: Coatings for Die...
Read More

Request SDS

Safety Data Sheets for Metal Casting Supplies, Die Casting Supplies, Metalworking Supplies, Concrete Casting Supplies

Technical Articles

Show Schedule & Specials

 

diecasting-congress-2017

Die Casting Congress & Tabletop
September 18-20, 2017
Atlanta, GA
Booth #225
More Information »

 

Diecasting Congress

122nd Metalcasting Congress
April 3-5 2018
Fort Worth, TX
Booth# TBA
More Information »

 

Diecasting Congress 2018

Die Casting Congress & Tabletop
October 15-17, 2018 
Indianapolis, IN
Booth# TBA
More Information »

 

Aquapart II

Aquapart® II - Water Based Parting Agent

Use Less Seacoal and Still Get Super Clean Castings
Read More »

Bulletins and Technical Papers for Die Casting Products

Our Sister Companies

HG Logistics LLC

New logistics services from Hill and Griffith

HG Logistics LLC provides logistics management services for the U.S., Canada and Mexico.
Read More »

Griflube Hydraulic Fluids

Griflube Hydraulic Fluids

Environmentally Clean, High Pressure, High Temperature.
Read More»


Murphy Air Sprayers135x100

New Murphy Sprayer for coating and washing

Rugged design assures dependable coverage and maximum efficiency.
Read More »

SaveSave